# Tag Archives

## A Quick Guide to Least Squares Regression Method

Carl Friedrich Gauss’s method of least squares is a standard approach for sets of equations in which there are more equations than unknowns. Least squares …

## Operations with Matrices [Mathematics]

Note: This tutorial mainly targets A/L students. In this tutorial I’ll be teaching you the most common operations used with matrices and how-to remember …

## Inverse Functions [Mathematics]

Note: This tutorial mainly targets O/L & A/L students. If f(x) … the inverse function will be f^-1 (x) Try to understand the theory along with the …

## Differentiation [Mathematics]

Note: This tutorial mainly targets O/L & A/L students. What does differentiation mean? I’d like to say, the purpose of differentiation is to find the …

## Column Vectors [Mathematics]

Note: This tutorial mainly targets O/L & A/L students. What is a vector? A vector is a displacement that has a fixed length in a fixed direction. Also you …

## Subject of the equation [Mathematics]

Note: This tutorial mainly targets O/L & A/L students. I know, we all know making the subject of (for example) x is a simple thing in a simple equation/sum …